You searched for species with distribution of Amazon, Middle Amazon (Solimoes), Negro, Upper Negro and sorted by species.
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/siluriformes/aspredinidae/acanthobunocephalus/nicoi/1.jpg "Acanthobunocephalus nicoi")
1. Acanthobunocephalus nicoi (i:1, k: 1)
Size: 20mm (0.8")
Temp: 25.0-25.0°C (77-77°F)
IUCN: Least Concern/siluriformes/loricariidae/acestridium/dichromum/1.jpg "Acestridium dichromum")
2. Acestridium dichromum (i:13, k: 13)
Size: 63mm (2.5")
Temp: 23.0-28.0°C (73.4-82.4°F)
IUCN: Least Concern
3. Amblydoras gonzalezi (i:0, k: 0)
Size: 98mm (3.9")
IUCN: Least Concern
4. Ammoglanis pulex (i:0, k: 0)
Size: 15mm (0.6")
Temp: 27.5-28.0°C (81.5-82.4°F)
pH: 5.5-6.2
IUCN: Least Concern/siluriformes/loricariidae/ancistrus/leoni/1.jpg "Ancistrus leoni")
5. Ancistrus leoni (i:5, k: 0)
IUCN: Least Concern/siluriformes/loricariidae/ancistrus/sp%60upper_rio_negro%60/1.jpg "Ancistrus sp. `UPPER RIO NEGRO`")
6. A. sp. `UPPER RIO NEGRO` (i:1, k: 0)/siluriformes/callichthyidae/brochis(sc3)/amandajanea/1.jpg "Brochis (sub-clade 3) amandajanea")
7. Brochis (sub-clade 3) amandajanea (i:4, k: 10)
Size: 59mm (2.3")
Temp: 22.0-26.0°C (71.6-78.8°F)
pH: 6.0-8.0
IUCN: Not Evaluated/siluriformes/callichthyidae/brochis(sc3)/cryptica/1.jpg "Brochis (sub-clade 3) cryptica")
8. B. cryptica (i:4, k: 2)
Size: 45mm (1.8")
Temp: 22.0-25.0°C (71.6-77°F)
IUCN: Not Evaluated/siluriformes/callichthyidae/brochis(sc3)/imitator/1.jpg "Brochis (sub-clade 3) imitator")
9. B. imitator (i:9, k: 19)
Size: 56mm (2.2")
Temp: 21.0-23.0°C (69.8-73.4°F)
IUCN: Not Evaluated/siluriformes/callichthyidae/brochis(sc3)/incolicana/1.jpg "Brochis (sub-clade 3) incolicana")
10. B. incolicana (i:2, k: 11)
Size: 52mm (2")
Temp: 23.0-26.0°C (73.4-78.8°F)
IUCN: Not Evaluated/siluriformes/callichthyidae/brochis(sc3)/robineae/1.jpg "Brochis (sub-clade 3) robineae")
11. B. robineae (i:15, k: 72)
Size: 44mm (1.7")
Temp: 21.0-26.0°C (69.8-78.8°F)
pH: 6.0-7.5
IUCN: Not Evaluated/siluriformes/callichthyidae/brochis(sc3)/sp%28c039%29/1.jpg "Brochis (sub-clade 3) sp. (C039)")
12. B. sp. (C039) (i:5, k: 3)
Size: 60mm (2.4")
IUCN: Not Evaluated/siluriformes/callichthyidae/brochis(sc3)/sp%28cw089%29/1.jpg "Brochis (sub-clade 3) sp. (Cw089)")
13. B. sp. (Cw089) (i:5, k: 0)
IUCN: Not Evaluated/siluriformes/callichthyidae/brochis(sc3)/sp%28cw106%29/1.jpg "Brochis (sub-clade 3) sp. (Cw106)")
14. B. sp. (Cw106) (i:5, k: 3)
IUCN: Not Evaluated/siluriformes/aspredinidae/bunocephalus/sp%60rio_vaupes%60/1.jpg "Bunocephalus sp. `RIO VAUPES`")
15. Bunocephalus sp. `RIO VAUPES` (i:1, k: 0)
IUCN: Not Evaluated/siluriformes/callichthyidae/callichthys/serralabium/1.jpg "Callichthys serralabium")
16. Callichthys serralabium (i:5, k: 0)
Size: 158mm (6.2")
IUCN: Least Concern/siluriformes/auchenipteridae/centromochlus/macracanthus/1.jpg "Centromochlus macracanthus")
17. Centromochlus macracanthus (i:3, k: 5)
Size: 71mm (2.8")
IUCN: Not Evaluated/siluriformes/loricariidae/cheilonimata/minuta/1.jpg "Cheilonimata minuta")
18. Cheilonimata minuta (i:3, k: 0)
IUCN: Not Evaluated/siluriformes/loricariidae/colossimystax/pectegenitor/1.jpg "Colossimystax pectegenitor")
19. Colossimystax pectegenitor (i:5, k: 1)
Size: 242mm (9.5")
IUCN: Not Evaluated/siluriformes/callichthyidae/corydoras/desana/1.jpg "Corydoras desana")
20. Corydoras desana (i:2, k: 0)
IUCN: Data Deficient/siluriformes/callichthyidae/corydoras/serratus/1.jpg "Corydoras serratus")
21. C. serratus (i:16, k: 12)
Size: 49mm (1.9")
Temp: 22.0-26.0°C (71.6-78.8°F)
IUCN: Least Concern/siluriformes/loricariidae/dekeyseria/picta/1.jpg "Dekeyseria picta")
22. Dekeyseria picta (i:49, k: 365)
Size: 140mm (5.5")
Temp: 24.0-27.0°C (75.2-80.6°F)
pH: 5.6-6.8
IUCN: Least Concern/siluriformes/cetopsidae/denticetopsis/praecox/1.jpg "Denticetopsis praecox")
23. Denticetopsis praecox (i:4, k: 0)
Size: 53mm (2.1")
pH: 4.3-5.0
IUCN: Least Concern/siluriformes/cetopsidae/denticetopsis/royeroi/1.jpg "Denticetopsis royeroi")
24. D. royeroi (i:1, k: 0)
Size: 18mm (0.7")
IUCN: Data Deficient/siluriformes/cetopsidae/denticetopsis/sauli/1.jpg "Denticetopsis sauli")
25. D. sauli (i:2, k: 0)
Size: 21mm (0.8")
IUCN: Data Deficient
26. Exastilithoxus hoedemani (i:0, k: 0)
Size: 51mm (2")
IUCN: Least Concern/siluriformes/loricariidae/hemiancistrus/guahiborum/1.jpg "Hemiancistrus guahiborum")
27. Hemiancistrus guahiborum (i:17, k: 86)
Size: 125mm (4.9")
Temp: 25.0-31.0°C (77-87.8°F)
IUCN: Least Concern/siluriformes/loricariidae/hemiancistrus/sp%28l476%29/1.jpg "Hemiancistrus sp. (L476)")
28. H. sp. (L476) (i:7, k: 3)/siluriformes/callichthyidae/hoplisoma/adolfoi/1.jpg "Hoplisoma adolfoi")
29. Hoplisoma adolfoi (i:12, k: 194)
Size: 57mm (2.2")
Temp: 20.0-26.0°C (68-78.8°F)
pH: 5.6-7.0
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/burgessi/1.jpg "Hoplisoma burgessi")
30. H. burgessi (i:7, k: 22)
Size: 48mm (1.9")
Temp: 23.0-26.0°C (73.4-78.8°F)
pH: 5.6-7.0
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/duplicareum/1.jpg "Hoplisoma duplicareum")
31. H. duplicareum (i:12, k: 176)
Size: 40mm (1.6")
Temp: 20.0-24.0°C (68-75.2°F)
pH: 6.4-7.4
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/melini/1.jpg "Hoplisoma melini")
32. H. melini (i:11, k: 104)
Size: 50mm (2")
Temp: 22.0-26.0°C (71.6-78.8°F)
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/parallelum/1.jpg "Hoplisoma parallelum")
33. H. parallelum (i:12, k: 26)
Size: 52mm (2")
Temp: 24.0-27.0°C (75.2-80.6°F)
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/sp%28c084%29/1.jpg "Hoplisoma sp. (C084)")
34. H. sp. (C084) (i:1, k: 9)
Size: 50mm (2")
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/sp%28c100%29/1.jpg "Hoplisoma sp. (C100)")
35. H. sp. (C100) (i:2, k: 0)
Size: 65mm (2.6")
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/sp%28c121%29/1.jpg "Hoplisoma sp. (C121)")
36. H. sp. (C121) (i:15, k: 44)
Size: 60mm (2.4")
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/sp%28cw104%29/1.jpg "Hoplisoma sp. (Cw104)")
37. H. sp. (Cw104) (i:8, k: 5)
IUCN: Not Evaluated/siluriformes/callichthyidae/hoplisoma/tukano/1.jpg "Hoplisoma tukano")
38. H. tukano (i:14, k: 24)
Size: 41mm (1.6")
IUCN: Not Evaluated/siluriformes/loricariidae/hypancistrus/contradens/1.jpg "Hypancistrus contradens")
39. Hypancistrus contradens (i:26, k: 165)
Size: 126mm (5")
Temp: 25.0-29.0°C (77-84.2°F)
pH: 5.0-7.5
IUCN: Near Threatened/siluriformes/loricariidae/hypancistrus/phantasma/1.jpg "Hypancistrus phantasma")
40. H. phantasma (i:3, k: 0)
IUCN: Not Evaluated/siluriformes/loricariidae/hypancistrus/sp%28l501%29/1.jpg "Hypancistrus sp. (L501)")
41. H. sp. (L501) (i:17, k: 11)/siluriformes/loricariidae/hypostomus/kopeyaka/1.jpg "Hypostomus kopeyaka")
42. Hypostomus kopeyaka (i:1, k: 0)
Size: 175mm (6.9")
IUCN: Least Concern/siluriformes/loricariidae/hypostomus/sculpodon/1.jpg "Hypostomus sculpodon")
43. H. sculpodon (i:1, k: 0)
Size: 240mm (9.4")
IUCN: Least Concern/siluriformes/doradidae/leptodoras/cataniai/1.jpg "Leptodoras cataniai")
44. Leptodoras cataniai (i:3, k: 0)
Size: 194mm (7.6")
IUCN: Least Concern/siluriformes/auchenipteridae/liosomadoras/oncinus/1.jpg "Liosomadoras oncinus")
45. Liosomadoras oncinus (i:26, k: 90)
Size: 170mm (6.7")
Temp: 20.0-28.0°C (68-82.4°F)
pH: 5.6-7.2
IUCN: Least Concern
46. Loricaria cuffyi (i:0, k: 0)
IUCN: Not Evaluated/siluriformes/loricariidae/neblinichthys/pilosus/1.jpg "Neblinichthys pilosus")
47. Neblinichthys pilosus (i:6, k: 0)
Size: 89mm (3.5")
IUCN: Least Concern
48. Niobichthys ferrarisi (i:0, k: 0)
Size: 70mm (2.8")
IUCN: Least Concern
49. Pimelodella breviceps (i:0, k: 0)
Size: 360mm (14.2")
IUCN: Data Deficient/siluriformes/auchenipteridae/pseudepapterus/cucuhyensis/1.jpg "Pseudepapterus cucuhyensis")
50. Pseudepapterus cucuhyensis (i:1, k: 0)
Size: 59mm (2.3")
IUCN: Least Concern/siluriformes/loricariidae/pseudolithoxus/dumus/1.jpg "Pseudolithoxus dumus")
51. Pseudolithoxus dumus (i:30, k: 25)
Size: 101mm (4")
Temp: 23.0-26.0°C (73.4-78.8°F)
IUCN: Least Concern/siluriformes/loricariidae/pseudolithoxus/nicoi/1.jpg "Pseudolithoxus nicoi")
52. P. nicoi (i:9, k: 4)
Size: 114mm (4.5")
IUCN: Least Concern/siluriformes/loricariidae/rhinotocinclus/polyochrus/1.jpg "Rhinotocinclus polyochrus")
53. Rhinotocinclus polyochrus (i:3, k: 0)
Size: 30mm (1.2")
IUCN: Not Evaluated/siluriformes/loricariidae/rhinotocinclus/yaka/1.jpg "Rhinotocinclus yaka")
54. R. yaka (i:3, k: 0)
IUCN: Not Evaluated/siluriformes/loricariidae/rineloricaria/cachivera/1.jpg "Rineloricaria cachivera")
55. Rineloricaria cachivera (i:3, k: 0)
IUCN: Not Evaluated/siluriformes/loricariidae/rineloricaria/daraha/1.jpg "Rineloricaria daraha")
56. R. daraha (i:7, k: 0)
Size: 201mm (7.9")
IUCN: Least Concern/siluriformes/trichomycteridae/sarcoglanis/simplex/1.jpg "Sarcoglanis simplex")
57. Sarcoglanis simplex (i:2, k: 0)
Size: 21mm (0.8")
IUCN: Least Concern/siluriformes/loricariidae/stellantia/siderea/1.jpg "Stellantia siderea")
58. Stellantia siderea (i:12, k: 2)
Size: 176mm (6.9")
IUCN: Not Evaluated/siluriformes/auchenipteridae/tetranematichthys/wallacei/1.jpg "Tetranematichthys wallacei")
59. Tetranematichthys wallacei (i:16, k: 8)
Size: 206mm (8.1")
IUCN: Least Concern